• KTEX 50-30-4 Rectangular Duct Fan– ATEX Explosion Proof, Galvanised Steel, 3-Phase 400V, 2,550m³/h
  • KTEX 50-30-4 Rectangular Duct Fan– ATEX Explosion Proof, Galvanised Steel, 3-Phase 400V, 2,550m³/h

KTEX 50-30-4 Rectangular Duct Fan– ATEX Explosion Proof, Galvanised Steel, 3-Phase 400V, 2,550m³/h

Regular price £1,666.28
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Description
  • Explosion Proof: Certified ATEX II 2G Ex e IIB+H? Gb, compliant with EN 50014, EN 50019, EN 1127-1, and EN 13463-1.
  • High Performance: Maximum airflow of 2,550 m³/h, with forward-curved impellers and low sound pressure of 58 dB(A) at 3 m.
  • Durable Build: Galvanised steel casing with copper inlet cone for long-lasting, maintenance-free operation.
  • Motor Protection: Integral PTC thermistors with external leads for motor overheat protection, frequency 50 Hz, 3-phase, 400 V.
  • Flexible Installation: Can be installed in any position with DS flexible connections and speed-controllable operation.

The KTEX 50-30-4 rectangular duct fan is a versatile, ATEX-certified explosion-proof fan designed for safe and reliable ventilation in hazardous environments. Featuring a galvanised steel casing with a copper inlet cone, forward-curved impellers, and an external rotor motor, this fan delivers up to 2,550 m³/h airflow while maintaining low noise levels at 58 dB(A). Integral thermistors (PTC) protect the motor from overheating, and the fan is fully speed-controllable for flexible operation. Suitable for installation in any orientation, it combines durability, maintenance-free performance, and compliance with ATEX standards for enhanced safety in explosive atmospheres.


  • Product Code: 19404
  • Material: Galvanised steel casing, copper inlet cone
  • Voltage: 400 V, 3-phase
  • Frequency: 50 Hz
  • Input Power: 900 W
  • Current: 1.8 A
  • Maximum Airflow: 2,550 m³/h (0.653 m³/s)
  • RPM: 1,355 r.p.m.
  • Static Pressure: Min. 140 Pa
  • Weight: Approx. 22.8 kg
  • Dimensions: 300 x 500 mm connections
  • Colour: Galvanised silver
  • Motor Protection: IP44, Insulation Class F
  • Temperature Range: -60°C ambient and duct
  • Sound Level: 58 dB(A) at 3 m

Delivery time: 3-5 working days.


Your purchase includes a 1-year Veralis warranty, offering complete assurance in the quality and longevity of your product. From internal components to craftsmanship and performance, every part of your device is protected. Should you experience any issue during everyday use, our dedicated support team will provide quick and reliable assistance, ensuring you receive a seamless solution with minimal disruption to your comfort.



  • Whisper-Quiet Operation

    Enjoy cleaner air and consistent comfort without any distracting noise.

  • Precision Airflow Engineering

    Enjoy clean, balanced comfort throughout your space.

  • Smart Energy Optimisation

    Our systems automatically adjust their output when needed

  • Built For Modern Living

    Beautiful to look at, effortless to use, and engineered to last.

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